CDLL251/TR

Current Regulation - Diodes, Transistors Overview

The CDLL251/TR is a current regulator diode manufactured by Microchip Technology, housed in the DO-213AB surface-mount package. It provides a regulated output current of 6.16 mA with a maximum breakdown voltage of 80 V and a power dissipation rating of 500 mW. The device operates within a temperature range of -65°C to +175°C and features a tolerance of ±10% on the regulated current.

Current Regulation - Diodes, Transistors Feature Summary

• Provides stable constant current regulation for circuit protection and biasing applications
• Operates reliably across an extended industrial temperature range up to 175°C
• Utilizes a compact surface-mount DO-213AB package for automated assembly

Current Regulation - Diodes, Transistors Applications

• Constant current sources for LED driving circuits
• Biasing networks for transistor amplifiers
• Protection circuits requiring fixed current limiting

Current Regulation - Diodes, Transistors Procurement Notes

Verify that the specific part number matches the required current regulation value of 6.16 mA and the 80 V maximum voltage limit. Confirm the DO-213AB package dimensions align with the target PCB footprint. Ensure the supplier provides documentation confirming compliance with the specified operating temperature range and power dissipation ratings for the intended application environment.

Current Regulation - Diodes, Transistors Selection Notes

Select this component when a simple, passive solution for constant current regulation is required without active control loops. Consider the 500 mW power dissipation limit relative to the voltage drop across the device. Evaluate the ±10% current tolerance against the precision requirements of the load. Compare the DO-213AB package size against available board space constraints.

Current Regulation - Diodes, Transistors Part Context

This device belongs to Microchip's line of current regulator diodes designed for robust performance in demanding environments. It serves as a cost-effective alternative to active current source circuits, offering reliable regulation in a small form factor suitable for high-volume manufacturing and space-constrained electronic designs.

Current Regulation - Diodes, Transistors Replacement Considerations

Consult official Microchip documentation for direct cross-reference part numbers. Verify that any substitute maintains the 6.16 mA regulation current, 80 V maximum voltage, and DO-213AB package compatibility.